iOS 9.1 (build 13B5119e) is an official Apple over-the-air update for the iPhone 5 (Global), released on 2015-09-23T17:55:09Z. The update package is 134.8 MB. This is a delta (partial) update that requires 9.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 8880c35a9ad313dd1845d178d22b539f5212a39b.zip.